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Label specs: Simplify and regularize block-scoped label specs

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There is no need to test 3 labels from the outside scope, 1 is enough.
redux
David Majda 9 years ago
parent 122d7b0737
commit ddff5feea3
1 changed files with 64 additions and 64 deletions
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128
spec/behavior/generated-parser-behavior.spec.js
Unescape Escape View File

@ -447,101 +447,101 @@ describe("generated parser behavior", function() {
it("can access label variables from preceding labeled elements in an outside sequence (group)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" ("d" &{ return a === "a" && b === "b" && c === "c"; })',
'start = a:"a" ("b" &{ return a === "a"; })',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", ["d", undefined]]);
expect(parser).toParse("ab", ["a", ["b", undefined]]);
});
it("can access label variables from preceding labeled elements in an outside sequence (optional)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" ("d" &{ return a === "a" && b === "b" && c === "c"; })?',
'start = a:"a" ("b" &{ return a === "a"; })?',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", ["d", undefined]]);
expect(parser).toParse("ab", ["a", ["b", undefined]]);
});
it("can access label variables from preceding labeled elements in an outside sequence (zero or more)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" ("d" &{ return a === "a" && b === "b" && c === "c"; })*',
'start = a:"a" ("b" &{ return a === "a"; })*',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", [["d", undefined]]]);
expect(parser).toParse("ab", ["a", [["b", undefined]]]);
});
it("can access label variables from preceding labeled elements in an outside sequence (one or more)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" ("d" &{ return a === "a" && b === "b" && c === "c"; })+',
'start = a:"a" ("b" &{ return a === "a"; })+',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", [["d", undefined]]]);
expect(parser).toParse("ab", ["a", [["b", undefined]]]);
});
it("can access label variables from preceding labeled elements in an outside sequence (text)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" $("d" &{ return a === "a" && b === "b" && c === "c"; })',
'start = a:"a" $("b" &{ return a === "a"; })',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", "d"]);
expect(parser).toParse("ab", ["a", "b"]);
});
it("can access label variables from preceding labeled elements in an outside sequence (positive simple predicate)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" &("d" &{ return a === "a" && b === "b" && c === "c"; }) "d"',
'start = a:"a" &("b" &{ return a === "a"; }) "b"',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", undefined, "d"]);
expect(parser).toParse("ab", ["a", undefined, "b"]);
});
it("can access label variables from preceding labeled elements in an outside sequence (negative simple predicate)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" !("d" &{ return a === "a" && b === "b" && c === "c"; }) "e"',
'start = a:"a" !("b" &{ return a === "a"; }) "c"',
options
);
expect(parser).toParse("abce", ["a", "b", "c", undefined, "e"]);
expect(parser).toParse("ac", ["a", undefined, "c"]);
});
it("can access label variables from preceding labeled elements in an outside sequence (label)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" d:("d" &{ return a === "a" && b === "b" && c === "c"; })',
'start = a:"a" b:("b" &{ return a === "a"; })',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", ["d", undefined]]);
expect(parser).toParse("ab", ["a", ["b", undefined]]);
});
it("can access label variables from preceding labeled elements in an outside sequence (sequence)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" ("d" "e" "f" &{ return a === "a" && b === "b" && c === "c"; })',
'start = a:"a" ("b" ("c" &{ return a === "a"; }) "d")',
options
);
expect(parser).toParse("abcdef", ["a", "b", "c", ["d", "e", "f", undefined]]);
expect(parser).toParse("abcd", ["a", ["b", ["c", undefined], "d"]]);
});
it("can access label variables from preceding labeled elements in an outside sequence (action)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" (d:("d" &{ return a === "a" && b === "b" && c === "c"; }) { return d; })',
'start = a:"a" (b:("b" &{ return a === "a"; }) { return b; })',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", ["d", undefined]]);
expect(parser).toParse("ab", ["a", ["b", undefined]]);
});
it("can access label variables from preceding labeled elements in an outside sequence (choice)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" ("d" / "e" / "f" &{ return a === "a" && b === "b" && c === "c"; })',
'start = a:"a" ("b" / "c" &{ return a === "a"; } / "d")',
options
);
expect(parser).toParse("abcf", ["a", "b", "c", ["f", undefined]]);
expect(parser).toParse("ac", ["a", ["c", undefined]]);
});
});
@ -656,92 +656,92 @@ describe("generated parser behavior", function() {
it("can access label variables from preceding labeled elements in an outside sequence (optional)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" ("d" !{ return a !== "a" || b !== "b" || c !== "c"; })?',
'start = a:"a" ("b" !{ return a !== "a"; })?',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", ["d", undefined]]);
expect(parser).toParse("ab", ["a", ["b", undefined]]);
});
it("can access label variables from preceding labeled elements in an outside sequence (zero or more)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" ("d" !{ return a !== "a" || b !== "b" || c !== "c"; })*',
'start = a:"a" ("b" !{ return a !== "a"; })*',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", [["d", undefined]]]);
expect(parser).toParse("ab", ["a", [["b", undefined]]]);
});
it("can access label variables from preceding labeled elements in an outside sequence (one or more)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" ("d" !{ return a !== "a" || b !== "b" || c !== "c"; })+',
'start = a:"a" ("b" !{ return a !== "a"; })+',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", [["d", undefined]]]);
expect(parser).toParse("ab", ["a", [["b", undefined]]]);
});
it("can access label variables from preceding labeled elements in an outside sequence (text)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" $("d" !{ return a !== "a" || b !== "b" || c !== "c"; })',
'start = a:"a" $("b" !{ return a !== "a"; })',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", "d"]);
expect(parser).toParse("ab", ["a", "b"]);
});
it("can access label variables from preceding labeled elements in an outside sequence (positive simple predicate)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" &("d" !{ return a !== "a" || b !== "b" || c !== "c"; }) "d"',
'start = a:"a" &("b" !{ return a !== "a"; }) "b"',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", undefined, "d"]);
expect(parser).toParse("ab", ["a", undefined, "b"]);
});
it("can access label variables from preceding labeled elements in an outside sequence (negative simple predicate)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" !("d" !{ return a !== "a" || b !== "b" || c !== "c"; }) "e"',
'start = a:"a" !("b" !{ return a !== "a"; }) "c"',
options
);
expect(parser).toParse("abce", ["a", "b", "c", undefined, "e"]);
expect(parser).toParse("ac", ["a", undefined, "c"]);
});
it("can access label variables from preceding labeled elements in an outside sequence (label)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" d:("d" !{ return a !== "a" || b !== "b" || c !== "c"; })',
'start = a:"a" b:("b" !{ return a !== "a"; })',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", ["d", undefined]]);
expect(parser).toParse("ab", ["a", ["b", undefined]]);
});
it("can access label variables from preceding labeled elements in an outside sequence (sequence)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" ("d" "e" "f" !{ return a !== "a" || b !== "b" || c !== "c"; })',
'start = a:"a" ("b" ("c" !{ return a !== "a"; }) "d")',
options
);
expect(parser).toParse("abcdef", ["a", "b", "c", ["d", "e", "f", undefined]]);
expect(parser).toParse("abcd", ["a", ["b", ["c", undefined], "d"]]);
});
it("can access label variables from preceding labeled elements in an outside sequence (action)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" (d:("d" !{ return a !== "a" || b !== "b" || c !== "c"; }) { return d; })',
'start = a:"a" (b:("b" !{ return a !== "a"; }) { return b; })',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", ["d", undefined]]);
expect(parser).toParse("ab", ["a", ["b", undefined]]);
});
it("can access label variables from preceding labeled elements in an outside sequence (choice)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" ("d" / "e" / "f" !{ return a !== "a" || b !== "b" || c !== "c"; })',
'start = a:"a" ("b" / "c" !{ return a !== "a"; } / "d")',
options
);
expect(parser).toParse("abcf", ["a", "b", "c", ["f", undefined]]);
expect(parser).toParse("ac", ["a", ["c", undefined]]);
});
});
@ -1052,101 +1052,101 @@ describe("generated parser behavior", function() {
it("can access label variables from preceding labeled elements in an outside sequence (group)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" ("d" { return [a, b, c]; })',
'start = a:"a" ("b" { return a; })',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", ["a", "b", "c"]]);
expect(parser).toParse("ab", ["a", "a"]);
});
it("can access label variables from preceding labeled elements in an outside sequence (optional)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" ("d" { return [a, b, c]; })?',
'start = a:"a" ("b" { return a; })?',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", ["a", "b", "c"]]);
expect(parser).toParse("ab", ["a", "a"]);
});
it("can access label variables from preceding labeled elements in an outside sequence (zero or more)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" ("d" { return [a, b, c]; })*',
'start = a:"a" ("b" { return a; })*',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", [["a", "b", "c"]]]);
expect(parser).toParse("ab", ["a", ["a"]]);
});
it("can access label variables from preceding labeled elements in an outside sequence (one or more)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" ("d" { return [a, b, c]; })+',
'start = a:"a" ("b" { return a; })+',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", [["a", "b", "c"]]]);
expect(parser).toParse("ab", ["a", ["a"]]);
});
it("can access label variables from preceding labeled elements in an outside sequence (text)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" $("d" { return [a, b, c]; })',
'start = a:"a" $("b" { return a; })',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", "d"]);
expect(parser).toParse("ab", ["a", "b"]);
});
it("can access label variables from preceding labeled elements in an outside sequence (positive simple predicate)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" &("d" { return [a, b, c]; }) "d"',
'start = a:"a" &("b" { return a; }) "b"',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", undefined, "d"]);
expect(parser).toParse("ab", ["a", undefined, "b"]);
});
it("can access label variables from preceding labeled elements in an outside sequence (negative simple predicate)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" !("d" { return [a, b, c]; }) "e"',
'start = a:"a" !("b" { return a; }) "c"',
options
);
expect(parser).toParse("abce", ["a", "b", "c", undefined, "e"]);
expect(parser).toParse("ac", ["a", undefined, "c"]);
});
it("can access label variables from preceding labeled elements in an outside sequence (label)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" d:("d" { return [a, b, c]; })',
'start = a:"a" b:("b" { return a; })',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", ["a", "b", "c"]]);
expect(parser).toParse("ab", ["a", "a"]);
});
it("can access label variables from preceding labeled elements in an outside sequence (sequence)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" ("d" "e" ("f" { return [a, b, c]; }))',
'start = a:"a" ("b" ("c" { return a; }) "d")',
options
);
expect(parser).toParse("abcdef", ["a", "b", "c", ["d", "e", ["a", "b", "c"]]]);
expect(parser).toParse("abcd", ["a", ["b", "a", "d"]]);
});
it("can access label variables from preceding labeled elements in an outside sequence (action)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" (d:("d" { return [a, b, c]; }) { return d; })',
'start = a:"a" (b:("b" { return a; }) { return b; })',
options
);
expect(parser).toParse("abcd", ["a", "b", "c", ["a", "b", "c"]]);
expect(parser).toParse("ab", ["a", "a"]);
});
it("can access label variables from preceding labeled elements in an outside sequence (choice)", function() {
var parser = PEG.buildParser(
'start = a:"a" b:"b" c:"c" ("d" / "e" / "f" { return [a, b, c]; })',
'start = a:"a" ("b" / "c" { return a; } / "d")',
options
);
expect(parser).toParse("abcf", ["a", "b", "c", ["a", "b", "c"]]);
expect(parser).toParse("ac", ["a", "a"]);
});
});

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